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This book is a review of research on the prehistoric and historic evolution of the Basin of Mexico’s lacustrine systems. Based on this review, the book presents a model of long and short-term natural lacustrine dynamics as the basis for understanding the processes of human adaptation and transformation of the aquatic ecosystems of the Basin of Mexico. Although only remains of the former lakes exist, the book stresses the importance of the knowledge of the former natural and cultural history of the lakes. In this sense, the book addresses the misconceptions and...

Salvadorans and other Central Americans have a strong presence in the United States because of the recent civil wars, natural disasters, and resulting economic downturns in the region. Most fled the right-wing death squads that were funded by the Reagan and first Bush Administrations and that targeted civilian populations in the 1980s and 1990s. The war in El Salvador left more than 80,000 people dead and more than 9,000 disappeared. In "The Salvadoran Americans," readers will understand the fuller context of Salvadoran and Central American immigration to the United States and how these...